Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing the new design.

The outermost broken line illustrates a display screen and forms no part of the claimed design. The remaining broken lines illustrate portions of a graphical user interface and form no part of the claimed design. 

CLAIM I claim the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 